Steller’s Jay
The Steller’s Jay (Cyanocitta stelleri) is one of the most striking and charismatic birds found in the mountains surrounding the Coachella Valley, particularly in the San Jacinto and San Bernardino ranges. Though you won’t see them in the desert floor habitats, they are a familiar presence in pine and oak forests just a short elevation climb away.
| Attribute | Details |
|---|---|
| Scientific Name | Cyanocitta stelleri |
| Family | Corvidae (crows, ravens, jays, magpies) |
| Size | ~11–13 inches (28–34 cm) in length |
| Wingspan | ~17 inches (43 cm) |
| Weight | 3.5–4.9 oz (100–140 g) |
| Plumage | Deep blue body; blackish head, crest, and upper back; faint forehead streaks in some populations |
| Crest | Prominent, tall, expressive crest (often raised when alert) |
| Voice | Harsh "shaaak!" calls, raspy chatter, and skilled mimicry (including hawk calls) |
| Diet | Omnivorous—acorns, pine seeds, nuts, berries, insects, small animals, eggs |
| Behavior | Bold, inquisitive, opportunistic feeder; caches food |
| Habitat | Coniferous and mixed forests, usually above 4,000 ft (San Jacinto, San Bernardino mountains) |
| Range (local) | Mountain forests around Coachella Valley; not common on desert floor |
| Ecological Role | Important acorn and pine seed disperser; insect control |
| Cultural Significance | Named after Georg Steller; often seen as a trickster in Native traditions |
Appearance
-
Coloration: A dramatic bird with a deep blue body and blackish head, shoulders, and crest.
-
Crest: Its tall, expressive crest often flares when alarmed or curious, making it easy to identify.
-
Markings: Some populations (including those near Southern California) show faint pale streaks on the forehead.
Voice & Behavior
-
Calls: Harsh, varied calls—often described as "shaaak!" or raspy chatter. They are great mimics and sometimes imitate hawks to startle other birds.
-
Behavior: Bold, curious, and opportunistic. Frequently approaches picnic areas or campsites in mountain parks, where they scavenge for food scraps.
Habitat
-
Prefers coniferous and mixed woodlands at higher elevations (typically above 4,000 feet).
-
Common around Idyllwild, Mount San Jacinto, and San Bernardino National Forests.
-
Rarely, one may descend into lower-elevation canyons during cooler seasons.
Diet
-
Omnivorous and adaptable: eats nuts, acorns, pine seeds, insects, berries, and occasionally eggs or nestlings of smaller birds.
-
Known for caching acorns and pine seeds—helping with forest regeneration by forgetting some of their hidden stores.
Ecological Role
-
Important seed disperser, especially for oaks and pines.
-
Acts as a predator of insects and small vertebrates, helping regulate populations.
Cultural Notes
-
Named after the German naturalist Georg Steller, who first described it in Alaska.
-
In Native American traditions, jays (including the Steller’s) are often viewed as tricksters—clever, noisy, and bold.
Would you like me to make you a comparison between Steller’s Jay and the California Scrub-Jay, which does live year-round on the Coachella Valley floor? That way you’ll see how the mountain jay differs from its desert cousin.
